cam a22 u 4500 128683007 CHVBK 20140824041549.0 he |||||||||| 880212s1981 xxu b 00 eng|d PB-81-176380 NBS-GCR-81-302 (OCoLC)637364811 (NEBIS)000248816 ETH-BIB ger ETH-BIB ETHICS-ISBD Air leakage in residential solar heating systems Mikroform Jefferson G. Shingleton, David E. Cassel, Ronald L. Overton ; prep.: Mueller Associates, Baltimore, Md Springfield, Va. 1981 3 Microfiches Shingleton Jefferson G. Cassel David E. Overton Ronald L. 1 MF Mikrofiche = Microfiche NEBIS 700 1- Shingleton Jefferson G. NEBIS 700 1- Cassel David E. NEBIS 700 1- Overton Ronald L. BK020000 XK020000 XK020000 NEBIS E01 E01 RP MIKR: PB81/176380